People are asked who they would like to vote for governor of California in front of Wal Mart
Is this: Paired Experiment, Simple Random Sample, or Convenience Sample ?
People are asked who they would like to vote for governor of California in front of...
2. The voters in California are voting for a new governor. Of the voters in California, a proportion p will vote for Frank, and a proportion 1 - p will vote for Tony. In an election poll, a number of voters are asked for whom they will vote. Let Xį be the indicator random variable for the event “the ith person interviewed will vote for Frank."1 A model for the election poll is that the people to be interviewed are...
Problem 1: A pollster would like to estimate the fraction p of people in a population who intend to vote for a particular candidate. How large must a random sample be in order to be at least 95% certain that the fraction of positive answers in the sample is within 0.02 of the true p
You are a politician and would like to know how the percentage of people that support your proposition. You go out and get a random sample of 1000 register voters that are likely to vote in the upcoming election and find out that 300 of them will vote for your proposition. Based upon your observed sample proportion, how many voters would you need to sample if you wanted your margin of error to be 7% with 99% confidence? a) 57...
From an economic efficiency standpoint, what response would you give to people who lament when a big box store such as Lowes or Wal-Mart enter a small town and drive the small mom-and-pop stores out of business?
From an economic efficiency standpoint, what response would you give to people who lament when a big box store such as Lowes or Wal-Mart enter a small town and drive the small mom-and-pop stores out of business? Why?
A newspaper is conducting a statewide survey concerning the race for governor. The newspaper will take a simple random sample of n registered voters and determine X- the number of voters that will vote for the Democratic candidate. Is there evidence that a clear majority of the population will vote for the Democratic candidate? To answer this, they will test the hypotheses H o: p 0.50 versus H 0.50. If n 120 and X- 64, what is the P-value for...
A political poll is taken by asking 1000 people who they would vote for: Candidate H, Candidate T. The numbers came in at 46%, 54%, respectively. What are the probabilities of more than 4% deviations from the two candidate numbers?
b. It is known that 65% of all voters vote for political party A in the Municipal Elections. A random sample of 30 voters were called and asked for which political party they plan to vote in the upcoming Municipal Election.Let ?=the number of voters who vote for political party A in the Municipal Elections.1. Calculate the probability that 20 of the 30voters will vote for political party A in the Municipal election. (5)2. Calculate probability that more than 19...
A newspaper is conducting a statewide survey concerning the race for governor. The newspaper will take a simple random sample of n registered voters and determine X = the number of voters that will vote for the Democratic candidate. Is there evidence that a clear majority of the population will vote for the Democratic candidate? To answer this, they will test the hypotheses H0: p = 0.50 versus Ha: p > 0.50. Consider the two scenarios, where in Scenario 1,...
A local entrepreneur would like to know if those who live in an urban or rural community are more likely to buy a real Christmas tree. He takes a random sample of 100 people who reside in the city and a separate random sample of 100 people who live in the village and asks them if they buy a real tree at Christmas time. Of the urban participants, 22 buy a real tree. Of the rural participants, 28 buy a...